Private George S. Minot of the Colorado National Guard, called in to suppress the UMW strike against CF&I, poses outside in Trinidad, Las Animas County, Colorado. He wears an ammunition belt and holster with his uniform.

Members of the 11th U.S. Cavalry, pose in a train car en route to Trinidad, Las Animas County, Colorado. The 11th Cavalry was called in at the request of Colorado Governor Ammons, to restore order in the coal fields after the Ludlow Massacre at the...

Members of the 11th U.S. Cavalry, pose in a train car en route to Trinidad, Las Animas County, Colorado. The 11th Cavalry was called in at the request of Colorado Governor Ammons, to restore order in the coal fields after the Ludlow Massacre at the...

A member of the 5th U. S. Cavalry poses with his rifle inside a building in Trinidad (Las Animas County) Colorado. The troops were called in at the request of Colorado Governor Ammons, to restore order in the coal fields after the Ludlow Massacre...

A member of the 11th U.S. Cavalry, shakes hands with a man as the Cavalry arrives in Trinidad, Las Animas County, Colorado. The 11th Cavalry was called in at the request of Colorado Governor Ammons, to restore order in the coal fields after the...

Members of the 11th U.S. Cavalry, pose inside a wooden building with their rifles and handguns, in Trinidad, Las Animas County, Colorado. The troops were called in at the request of Colorado Governor Ammons, to restore order in the coal fields...

Members of the 11th U.S. Cavalry, unload a covered wagon from a flatcar on the tracks of the Colorado & Southern Railway (C & S) in Trinidad, Las Animas County, Colorado. Spectators stand nearby. The 11th Cavalry was called in at the request of...

A member of the 11th U.S. Cavalry sits and dismantles his rifle near a wooden crate that reads: "Old Dutch Cleanser The Cudahy Packing Co.," in Trinidad, Las Animas County, Colorado. The troops were called in at the request of Colorado Governor...

Members of the 11th U.S. Cavalry unload supplies from a boxcar on the Colorado & Southern Railway near Trinidad, Las Animas County, Colorado. The troops were called in at the request of Colorado Governor Ammons, to restore order in the coal fields...

Major Willard A. Holbrook, commander of the 11th U.S. Cavalry, poses near a railroad car in either Trinidad or Ludlow, Las Animas County, Colorado. The 11th Cavalry was called in at the request of Colorado Governor Ammons, to restore order in the...

Members of the Colorado National Guard, called in to suppress the UMW strike against CF&I, walk through a forested area with their rifles aimed, probably near Ludlow or Trinidad, Las Animas County, Colorado.

A group of men pose outside the Bowman Dairy Barn in Trinidad (Las Animas County), Colorado. Four of the men wear work clothes, one wears a white dairy uniform, and one wears a military uniform. A large bucket on a hoist and conveyor is loaded with...

A Workman cleans a trough in the milking room of the Bowman Dairy in Trinidad (Las Animas County), Colorado. A large bucket on a hoist and conveyor is loaded with hay. A man in a military uniform and a man in a dairy uniform are nearby.

Members of the Devlin's Zouaves troop, from the Sells Floto Circus and Buffalo Bill's Wild West Show, pose in street clothes by store fronts in Trinidad (Las Animas County), Colorado. An inscription on a store front window reads: "Brown". Wagons...

UMWA coal miners on strike against CF&I pose in a tent near the Mt. San Raphael Hospital in Trinidad (Las Animas County), Colorado. The men wear aprons and stand by an ornate cast iron stove. One holds a knife and sharpening rod; the other checks a...

View of a Colorado Supply Company truck parked near a building probably in Trinidad (Las Animas County), Colorado. A wicker basket, wooden crate, and burlap bags are in the truck. A sign reads: "Sherwin-Williams Paints and Varnishes Cover Most Look...

A man shakes hands with a member of the Colorado National Guard as he disembarks from a Denver and Rio Grande Western Railroad car at the time of the U.M.W.A. strike against C.F.& I. in probably Trinidad (Las Animas County), Colorado. The soldier...

Demonstrators, participants in a march to free Mother Jones and support the UMW Ludlow strike against CF&I, are escorted around the Christian Church on the corner of Main and Walnut Streets by mounted members of the Colorado National Guard in...

Coal miners marched into Trinidad from Ludlow to confront the federal troops during the UMW labor strike against CF&I, Las Animas County, Colorado. Shows men, with rifles, boys, and tents in camp San Rafael.

Coal miners, with Mike Lavoda third from left, marched into Trinidad from the Black Hills outside of Ludlow to confront the federal troops during the UMW labor strike against CF&I, Las Animas County, Colorado. Shows men with rifles, Mt. San Rafael...

Women march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying a United States flag and signs: "God Bless Mother Jones," and "Ladies Assembly of Southern Colorado." Men crowd the sidewalk by a...

Women march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying a United States flag and signs: "Because We Have A..." Lettered brick building reads: "Trinidad Carriage Mfg. Co."

Women march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado; they carry a sign: "All Worthy Women My Sisters Have Ever Found It Thus If We Are True Friends To Others They'll Be True Friends To Us." A...

Women and children march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying babies and signs: "We Are Victims of the Iron Heel Oligarchy" and "We Are Fighting For Mother Jones." Lettered brick...

Women march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying babies and signs: "We Have But To Seek and Surely God Will Set Us Free" and "Can Do All For Christ." Lettered brick building reads:...

Boys march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying signs: "We Represent the CF&I Prosperity Slaves," "Let The Public take Over The Mines," "Colorado Civilization Turn Us Out in the...

Men, women, and children march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying babies and signs: "We Furnish the Sheriff with a Nursing Bottle" and "If Uncle Sam Can Run the Post Office Why...

People march in support of UMW coal miners on strike against CF&I on Main Street, in Trinidad, Las Animas County, Colorado, carrying United States flags and signs; a brass band is in the lead. Brick businesses have signs: "Abstracts," "The Trinidad...

Women march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, carrying a United States flag and signs: "God Bless Mother Jones," and "Ladies Assembly of Southern Colorado." Men crowd the sidewalk by a...

Men, women, and boys march in support of UMW coal miners on strike against CF&I in (probably) Trinidad, Las Animas County, Colorado, by a building with letters: "Local Union No. 1388 U. M. W. of A.," and a sign: "[Th]eatre."

Women and children march on Main Street in Trinidad, Las Animas County, Colorado, in support of UMW coal miners on strike against CF&I; picket sign reads: "God Bless Mother Jones." Business signs read: "The Trinidad Ad Sign Co. Billposters," and...

People march in support of UMW coal miners on strike against CF&I in Trinidad, Las Animas County, Colorado, on North Commercial Street. First Presbyterian Church and the Fire Department flank the crowd; the Rice School is to the north.

People crowd Commercial Street in Trinidad, Las Animas County, Colorado, in support of UMW coal miners on strike against CF&I; picket sign reads: "Ladies Voting Assembly of Southern Colorado." Electric sign on the McCormick Building Reads: "Suits...

Hundreds of coal miners march in a funeral procession for Ludlow Massacre victim Louis Tikas, on North Commercial Street in Trinidad, Las Animas County, Colorado during the UMW labor strike against CF&I. Business signs read: "Laundry", "Trinidad...

Hundreds of coal miners march in a funeral procession for Ludlow Massacre victim Louis Tikas, on North Commercial Street in Trinidad, Las Animas County, Colorado during the UMW labor strike against CF&I. Business signs read: "Laundry", "Trinidad...